atacamite


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atacamite

(əˈtækəˌmaɪt)
n
a mineral, green in colour, containing copper and present in Australia, Chile, and Cornwall
References in periodicals archive ?
Copper minerals comprising the "oxide zone" include chrysocolla, atacamite, conicalcite, malachite and azurite, with lesser brochantite, calcantite (green and blue copper), cuprite, copper-bearing hematite (red copper) and tenorite, neotocite and copperwad (black copper) with the occurrence of more rare copper minerals.
Completely Oxidised (top 25-35 metres) - to an iron oxide-quartz fragment gossan/ironstone with local malachite - atacamite - chrysocolla - cuprite mineralisation.
Since then, saline dewatering of the basement along long-lived faults has converted the original supergene copper oxide assemblage, formed in equilibrium with meteoric water and lacking atacamite, to one containing atacamite [[Cu.
Its jaws use a mystery-element-containing mineral called atacamite.
The analyses showed that the most frequent corrosion products were cuprite, malachite, brochantite and atacamite, and the most corrosive conditions were provided by high acidity, the presence of soot and soluble salts, and a moisture-retaining and oxidising local environment.
Stucky and his coworkers recently reported that the tiny jaws of the bloodworm, Glycera dibranchiata, contain the copper chloride mineral called atacamite, which makes the structures particularly strong (SN: 11/9/02, p.
q 'morenesse and lassnesse of numbir' PROMISETH Shakespeare, Henry IV Part I, V-4 REVENTURE Web2 OVEREAGER Web2 MERESTEAD OED INESSENCE OED STATELETS OED statelet EUGENESIS OED TREACTISE OED HERDESSES OED herdess There are some common words in these two squares: RAITCHEVI Trichoniscus raitchevi -inversella, ITISa ANORHEPES Lepidostoma anorhepes beddeci, ITISa IODOAMINO * TROILISTS troilist, see OED troilism CHALCOTIC Stedman chalcosis HEMIOBOLE hemiobole, under OED hemi- EPISTOMAL epistom(e) OED, or Web2 VENTILATE OED; or VENTILATE OED ventilate (Latin precursor) ISOSCELES OED RECAPTORS OED recaptor EPITARSAL Stedman ([dagger]) CIGARETTE OED ATACAMITE OED PARAMETER OED TREMELINE Pulliam ([paragraph]) OSTITISES OED ostitis RATTENERS rattener, under OED ratten SLEERESSE OED, Buffy of old
Mineralization principally consists of copper oxides, malachite, azurite, chrysocolla, and atacamite and to lesser extent chalcopyrite and bornite.
Within the weathered rocks a range of secondary copper minerals were identified including native copper, atacamite and chalcocite.
The worm's version of this strong, lightweight copper chloride mineral, known as atacamite, may serve as a model for the design of new synthetic materials, says coauthor Galen D.
Leachable copper minerals include chrysocolla, atacamite, brocanthite, malachite, and iron-copper oxides (wad).
The first drill hole (HDD039) has intersected a sequence of deeply weathered rocks containing a range of secondary copper minerals including native copper, atacamite and chalcocite.